code: def build(self, config):
      model = KerasBaseModel(self.model_creator)
      model.build(config)
      return model
  
imports: from bigdl.orca.automl.model.abstract import BaseModel, ModelBuilder
  import numpy
  from bigdl.orca.automl.metrics import Evaluator
  from bigdl.orca.common import SafePickle
  import copy
  import tensorflow
  from tensorflow.keras import backend
  import types
  from bigdl.dllib.utils.log4Error import *
label_desc: Use image node_id 2 for calling the KerasModelBuilder obj's underlying member method code with example usage: obj.build(config) and returns: model